Crash survivor says everyone on plane had to be interviewed by FBI before they could be allowed to leave (ABC News)Via ABC News:

...The ordeal didn't end after their evacuation Hyung said he was somewhere in the airport, but he didn't know where.

"They put us on some sort of cargo elevator and we are somewhere at a dirty smelly place. I had to wait five hours with no diapers and no food. After complaining hard, the authorities finally just brought me diapers," Hyung said.

He said the injured were taken to hospitals, but the other passengers "are all waiting for directions."

Later, they were moved to a more pleasant lounge and given crackers and fruit. But they were told that everyone on the plane had to be interviewed by the FBI before they could be allowed to leave.